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故障排除："enq: TX - index contention" (文档 ID 2331575.1)

故障排除："enq: TX - index contention" (文档 ID 2331575.1)，等待事件

SRDC - 数据泵导入（IMPDP）性能问题的诊断收集 (文档 ID 2365615.1)

SRDC - 数据泵导入（IMPDP）性能问题的诊断收集 (文档 ID 2365615.1)MOS

Mandatory Patching Requirement for Database Versions 11.2.0.3 or Earlier, Using DB Links (DOC ID 2335265.1)

Mandatory Patching Requirement for Database Versions 11.2.0.3 or Earlier, Using DB Links (DOC ID 2335265.

Oracle Databases Need to be Patched to a Minimum Patchset/PSU/RU level before April 2019 (DOC ID 2361478.1)

In this Document Description   What we are announcing   What action you need to take    What is the change introduced by the patches listed above?  .

截止20180315 Oracle Database PSU&Bundle Patch备忘

截止20180315  Oracle Database PSU Latest Available Microsoft Windows Patches(20180315) 数据库版本  Last Patches Bundle Patch 12.

Oracle Move a Datafile from Filesystem & ASM

-------------------------------------------------------by acdante--------------------------------------------------- 非系统表空间数据文件 前提 数据库版本：Oracle 11.

Oracle 11g R2 RAC with ASM存储迁移--Rman copy&ASM REBALANCE

by acdante Oracle 11g R2 RAC with ASM存储迁移                                            -----Rman copy&ASM REBALANCE     环境介绍 VMware版本：VMware12pro 主机操作系统：RHEL6.5_64 共享存储使用VMWARE创建共享磁盘文件 数据库版本：Oracle11gR2 11.2.0.4.0_RAC   Oracle数据库文件部署在ASM磁盘组上，需要在不停机或者尽量短的停机时间完成存储迁移。

RMAN基于SCN或特定时间点的不完全恢复

Oracle 11g DATAGUARD相关视图备忘

Oracle RAC ASM 磁盘镜像情景下的数据写入初探与分析

Oracle11g RAC ASM数据写入分析

Oracle OGG 单表重新初始化同步的两种思路

OGG 单表重新初始化同步的两种思路